19289400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{2473}}^1$

素因数の和:2505

約数の個数: 96

約数和(自身を含む): 64422960

約数和(自身を除く): 45133560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 25, 26, 30, 39, 40, 50, 52, 60, 65, 75, 78, 100, 104, 120, 130, 150, 156, 195, 200, 260, 300, 312, 325, 390, 520, 600, 650, 780, 975, 1300, 1560, 1950, 2473, 2600, 3900, 4946, 7419, 7800, 9892, 12365, 14838, 19784, 24730, 29676, 32149, 37095, 49460, 59352, 61825, 64298, 74190, 96447, 98920, 123650, 128596, 148380, 160745, 185475, 192894, 247300, 257192, 296760, 321490, 370950, 385788, 482235, 494600, 642980, 741900, 771576, 803725, 964470, 1285960, 1483800, 1607450, 1928940, 2411175, 3214900, 3857880, 4822350, 6429800, 9644700, 19289400]

約数ペア:

[(1, 19289400), (2, 9644700), (3, 6429800), (4, 4822350), (5, 3857880), (6, 3214900), (8, 2411175), (10, 1928940), (12, 1607450), (13, 1483800), (15, 1285960), (20, 964470), (24, 803725), (25, 771576), (26, 741900), (30, 642980), (39, 494600), (40, 482235), (50, 385788), (52, 370950), (60, 321490), (65, 296760), (75, 257192), (78, 247300), (100, 192894), (104, 185475), (120, 160745), (130, 148380), (150, 128596), (156, 123650), (195, 98920), (200, 96447), (260, 74190), (300, 64298), (312, 61825), (325, 59352), (390, 49460), (520, 37095), (600, 32149), (650, 29676), (780, 24730), (975, 19784), (1300, 14838), (1560, 12365), (1950, 9892), (2473, 7800), (2600, 7419), (3900, 4946)]